How to write a resignation letter that's effective immediately? It's time to quit the job, and you're not giving two weeks' notice.Here's how to politely write a resignation letter, effective immediately. I am writing to inform you that I will be resigning from my position as (Title) at (Company Name). Learn how to write an immediate resignation letter with our comprehensive guide, including tips, examples, and a customizable template. Create your immediate resignation letter online in minutes. Customize, download, and resign professionally with ease. Professional resignation letter examples for different reasons. Free templates and writing guide to resign on a positive note without feeling awkward. In this article, we cover everything you need to know about writing a resignation letter without notice and provide an example to get you started.